208091195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 278316864

約数和(自身を除く): 70225669

約数列:

[1, 5, 13, 41, 65, 113, 205, 533, 565, 691, 1469, 2665, 3455, 4633, 7345, 8983, 23165, 28331, 44915, 60229, 78083, 141655, 301145, 368303, 390415, 1015079, 1841515, 3201403, 5075395, 16007015, 41618239, 208091195]

約数ペア:

[(1, 208091195), (5, 41618239), (13, 16007015), (41, 5075395), (65, 3201403), (113, 1841515), (205, 1015079), (533, 390415), (565, 368303), (691, 301145), (1469, 141655), (2665, 78083), (3455, 60229), (4633, 44915), (7345, 28331), (8983, 23165)]